Bordeaux, 1367. Having angered the bloodthirsty Don Pedro, King of Castile, Sir Thomas Blackstone is thoroughly sick of his mission for the Prince of Wales, but must remain true to his oath. But this is the Hundred Years' War, and tensions are rising once more. With the Prince of Wales deeply unpopular in his Aquitainian lands, Blackstone, King Edward's Master of War, must return to French soil to help stem the tide of support for the King of France. Meanwhile, Henry, Blackstone's son, faces an incognito ride across France with his own motley band of outlaws and mercenaries.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

Paris, 1943. The swastika flies from the top of the Eiffel Tower. Soldiers clad in field grey patrol the streets. Buildings have been renamed, books banned, art stolen and people disappeared. Amongst the missing is an Allied intelligence cell. Gone to ground? Betrayed? Dead? Britain's Special Operations Executive need to find out. They recruit ex-Parisian and Bletchley Park codebreaker Harry Mitchell to return to the city he fled two years ago. 

D.I. Duncan McAdam is dispatched home to the Misty Isle. A body has been found buried in a remote location on the Waternish peninsula. Well-preserved in the peat, Isla Matheson—missing for the better part of two decades—is revealed to a shocked island community. A teenage runaway is dead...and no one is talking.

Five years ago, DCI John Lomond led the search for notorious Glasgow child-killer ‘The Sandman', until personal tragedy forced him off the case. In Lomond's absence, the killer was never found. Now, with nothing but work left in his life, Lomond remains obsessed with the case–despite the nightmares it brings. When a child is abducted in similar Sandman fashion from an affluent Glasgow suburb, Lomond is brought in to find them before it's too late.